diff options
| author | Jack Xiao <Jack.Xiao@amd.com> | 2019-04-18 16:20:10 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-06-21 18:59:27 -0500 |
| commit | c113ba157f41325e62e434f21e7235e9e829ea65 (patch) | |
| tree | 6bb15a4fdb33392a4762a1516e9a4ac2c500cc15 /drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c | |
| parent | 8a33c4f1945cdecc585eee6a94aa06fb9c85668c (diff) | |
drm/amdgpu/vcn2: notify SMU power up/down VCN
For sw control power gating, it needs notify SMU to power up/down VCN
when enter/exit working state.
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c index b5f9afc08c4a..36a80e487b8d 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c @@ -27,6 +27,7 @@ #include "amdgpu_vcn.h" #include "soc15.h" #include "soc15d.h" +#include "amdgpu_pm.h" #include "vcn/vcn_2_0_0_offset.h" #include "vcn/vcn_2_0_0_sh_mask.h" @@ -779,6 +780,9 @@ static int vcn_v2_0_start(struct amdgpu_device *adev) uint32_t lmi_swap_cntl; int i, j, r; + if (adev->pm.dpm_enabled) + amdgpu_dpm_enable_uvd(adev, true); + vcn_v2_0_disable_static_power_gating(adev); /* set uvd status busy */ @@ -991,6 +995,9 @@ static int vcn_v2_0_stop(struct amdgpu_device *adev) vcn_v2_0_enable_clock_gating(adev); vcn_v2_0_enable_static_power_gating(adev); + if (adev->pm.dpm_enabled) + amdgpu_dpm_enable_uvd(adev, false); + return 0; } |